package com.sky.controller.admin;


import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.NoSuchElementException;
import java.util.Set;

@Slf4j
@RestController
@RequestMapping("/admin/dish")
public class DishController {

    @Autowired
    private DishService dishService;
    @Autowired
    private RedisTemplate redisTemplate;

    /**
     * 新增菜品
     * @param dishDTO
     * @return
     */
    @PostMapping
    public Result save(@RequestBody DishDTO dishDTO){
        log.info("新增菜品：{}", dishDTO);
        dishService.save(dishDTO);
        String key ="dish_"+dishDTO.getCategoryId();
        cleanCache(key);
        return Result.success();
    }

    /**
     * 分页查询
     * @param dishPageQueryDTO
     * @return
     */
    @GetMapping("/page")
    public Result pageQuery(DishPageQueryDTO dishPageQueryDTO){
        log.info("分页查询：{}", dishPageQueryDTO);
        PageResult pageResult=dishService.pageQuery(dishPageQueryDTO);
        return Result.success(pageResult);
    }

    /**
     * 批量删除菜品
     * @param ids
     * @return
     */
    @DeleteMapping
    public Result delete(@RequestParam List<Long> ids){
        log.info("批量删除菜品：{}", ids);
        dishService.delete(ids);
        cleanCache("dish_*");
        return Result.success();
    }

    /**
     * 根据id查询菜品
     * @param id
     * @return
     */
    @GetMapping("/{id}")
    public Result getByid(@PathVariable Long id){
        log.info("根据id查询菜品信息：{}", id);
        DishVO dishVO = dishService.getByIdWithFlavor(id);

        return Result.success(dishVO);
    }

    /**
     * 修改菜品
     * @param dishDTO
     * @return
     */
    @PutMapping
    public Result update(@RequestBody DishDTO dishDTO){
        log.info("修改菜品信息：{}", dishDTO);
        dishService.update(dishDTO);
        cleanCache("dish_*");
        return Result.success();
    }

    /**
     * 根据id修改菜品状态
     * @param status
     * @param id
     * @return
     */
    @PostMapping("/status/{status}")
    public Result startOrStop(@PathVariable Integer status,Long id){
        log.info("修改菜品状态：{},{}", status, id);
        dishService.startOrStop(status, id);
        cleanCache("dish_*");
        return Result.success();
    }

    /**
     * 根据菜品分类id查询菜品
     * @param categoryId
     * @return
     */
    @GetMapping("/list")
    public Result getByCategoryId(Long categoryId){
        log.info("根据菜品分类id查询菜品：{}", categoryId);
        List<DishVO> dishVOS=dishService.getByCategoryId(categoryId);
        return Result.success(dishVOS);
    }

    private  void cleanCache(String pattern){
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);
    }
}
